FR2367395B1 - - Google Patents
Info
- Publication number
- FR2367395B1 FR2367395B1 FR7730000A FR7730000A FR2367395B1 FR 2367395 B1 FR2367395 B1 FR 2367395B1 FR 7730000 A FR7730000 A FR 7730000A FR 7730000 A FR7730000 A FR 7730000A FR 2367395 B1 FR2367395 B1 FR 2367395B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
- G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12011476A JPS5345212A (en) | 1976-10-05 | 1976-10-05 | Corrector for tracking |
| JP12065776A JPS5345510A (en) | 1976-10-07 | 1976-10-07 | Tracking compensating apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2367395A1 FR2367395A1 (fr) | 1978-05-05 |
| FR2367395B1 true FR2367395B1 (da) | 1983-02-11 |
Family
ID=26457745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7730000A Granted FR2367395A1 (fr) | 1976-10-05 | 1977-10-05 | Installation de balayage de trace automatique notamment destinee a la reproduction de signaux video enregistres sur une bande magnetique |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4143405A (da) |
| AT (1) | AT371965B (da) |
| CA (1) | CA1116292A (da) |
| DE (1) | DE2744843A1 (da) |
| FR (1) | FR2367395A1 (da) |
| GB (1) | GB1560023A (da) |
| NL (1) | NL7710944A (da) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6031009B2 (ja) * | 1976-12-02 | 1985-07-19 | ソニー株式会社 | 自動トラツキング装置 |
| JPS54307U (da) * | 1977-06-04 | 1979-01-05 | ||
| JPS5458309A (en) * | 1977-10-19 | 1979-05-11 | Natsuku Kk | Recorder for long time magnetic video reproducer |
| JPS5460522A (en) * | 1977-10-24 | 1979-05-16 | Sony Corp | Reproducer |
| JPS5480716A (en) * | 1977-12-12 | 1979-06-27 | Sony Corp | Automatic tracking apparatus |
| JPS5497007A (en) * | 1978-01-17 | 1979-07-31 | Sony Corp | Head supporting structure |
| NL7801318A (nl) * | 1978-02-06 | 1979-08-08 | Philips Nv | Werkwijze voor het regelen van de positie van een schrijf-leeskop en inrichting voor het uitvoeren van de werkwijze. |
| US4318142A (en) * | 1978-03-23 | 1982-03-02 | Ampex Corporation | Automatically compensated movable head servo circuit and method |
| JPS54133817A (en) * | 1978-04-08 | 1979-10-17 | Sony Corp | Recording regenerator for video signal |
| JPS54138324A (en) * | 1978-04-19 | 1979-10-26 | Sony Corp | Magnetic recording and reproducing unit |
| JPS54148421A (en) * | 1978-05-15 | 1979-11-20 | Sony Corp | Automatic tracking device for rotary magnetic head |
| US4306255A (en) * | 1978-06-22 | 1981-12-15 | Matsushita Electric Industrial Co., Ltd. | Magnetic record/playback system of rotating head type |
| JPS5538649A (en) * | 1978-09-07 | 1980-03-18 | Sony Corp | Tracking unit of magnetic head |
| JPS5539478A (en) * | 1978-09-14 | 1980-03-19 | Sony Corp | Regenerator of video signal |
| JPS55102981A (en) * | 1979-01-31 | 1980-08-06 | Matsushita Electric Ind Co Ltd | Rotary-head type magnetic recording and reproducing device |
| US4223358A (en) * | 1979-04-30 | 1980-09-16 | Sony Corporation | Method and apparatus for cancelling the remanent deflection in a _piezoceramic head support means of a video recorder |
| DE2918259A1 (de) * | 1979-05-07 | 1980-11-20 | Sony Corp | Verfahren und vorrichtung zum beseitigen der remanenten auslenkung in einer piezokeramischen kopfhalterung eines video-rekorders |
| JPS56105322A (en) * | 1980-01-19 | 1981-08-21 | Matsushita Electric Ind Co Ltd | Driving device of electromechanical conversion element |
| US4403260A (en) * | 1980-02-15 | 1983-09-06 | Hitachi, Ltd. | Automatic tape stop device for video signal recording and reproducing apparatus |
| US4337492A (en) * | 1980-04-08 | 1982-06-29 | Minnesota Mining And Manufacturing Company | Head positioning transducer for helical scan video reproducer |
| JPS56144684A (en) * | 1980-04-11 | 1981-11-11 | Matsushita Electric Ind Co Ltd | Reduction device for vertical picture fluctuation |
| JPS56157182A (en) * | 1980-05-07 | 1981-12-04 | Victor Co Of Japan Ltd | Tracking system |
| US4485414A (en) * | 1980-07-07 | 1984-11-27 | Ampex Corporation | Servo system for positioning a movable transducing head assembly |
| JPS5746318A (en) * | 1980-09-01 | 1982-03-16 | Matsushita Electric Ind Co Ltd | Tracking device |
| JPS5780880A (en) * | 1980-11-07 | 1982-05-20 | Sony Corp | Video signal reproducing device |
| US4470079A (en) * | 1981-02-13 | 1984-09-04 | Victor Company Of Japan, Ltd. | Tracking control system in a magnetic recording and reproducing apparatus |
| JPS60158781A (ja) * | 1984-01-27 | 1985-08-20 | Sony Corp | ビデオテ−プレコ−ダ− |
| JPS61166283A (ja) * | 1985-01-18 | 1986-07-26 | Tokyo Electric Co Ltd | テレビジヨン同期信号波形処理装置 |
| JPH0664790B2 (ja) * | 1985-08-28 | 1994-08-22 | 株式会社日立製作所 | 磁気再生装置の自動トラッキング装置 |
| US4794581A (en) * | 1987-06-25 | 1988-12-27 | International Business Machines Corporation | Lens support system enabling focussing and tracking motions employing a unitary lens holder |
| US5021906A (en) * | 1989-10-31 | 1991-06-04 | International Business Machines Corporation | Programmable air bearing slider including magnetic read/write element |
| DE4110758A1 (de) * | 1990-04-03 | 1991-11-07 | Mitsubishi Electric Corp | Verfahren fuer eine magnetische aufnahme und wiedergabe |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3375331A (en) * | 1963-10-21 | 1968-03-26 | Nippon Electric Co | System for recording and reproducing a periodic signal |
| US3526726A (en) * | 1967-09-27 | 1970-09-01 | Ampex | Piezoelectric transducer assembly for positioning a magnetic record/reproduce head |
| JPS5650329B2 (da) * | 1972-05-22 | 1981-11-28 | ||
| US3787616A (en) * | 1972-06-05 | 1974-01-22 | Newell Ind | Time base error correction system and method |
| JPS5633772B2 (da) * | 1972-12-20 | 1981-08-06 | ||
| JPS598891B2 (ja) * | 1974-11-26 | 1984-02-28 | ソニー株式会社 | 回転磁気ヘッド装置 |
| JPS6059787B2 (ja) * | 1975-10-14 | 1985-12-26 | ソニー株式会社 | 映像信号再生装置 |
| US4080636A (en) * | 1976-03-19 | 1978-03-21 | Ampex Corporation | System for damping vibrations in a deflectable transducer |
-
1977
- 1977-09-28 GB GB40350/77A patent/GB1560023A/en not_active Expired
- 1977-09-30 US US05/838,375 patent/US4143405A/en not_active Expired - Lifetime
- 1977-10-03 AT AT0702977A patent/AT371965B/de not_active IP Right Cessation
- 1977-10-03 CA CA287,979A patent/CA1116292A/en not_active Expired
- 1977-10-05 NL NL7710944A patent/NL7710944A/xx not_active Application Discontinuation
- 1977-10-05 FR FR7730000A patent/FR2367395A1/fr active Granted
- 1977-10-05 DE DE19772744843 patent/DE2744843A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AT371965B (de) | 1983-08-25 |
| CA1116292A (en) | 1982-01-12 |
| US4143405A (en) | 1979-03-06 |
| GB1560023A (en) | 1980-01-30 |
| DE2744843A1 (de) | 1978-08-17 |
| DE2744843C2 (da) | 1987-08-27 |
| FR2367395A1 (fr) | 1978-05-05 |
| ATA702977A (de) | 1982-12-15 |
| NL7710944A (nl) | 1978-04-07 |